Preview of NWS' New Version of Forecast
This preview is not operational and should not be used for support decisions.

Coastal Waters Forecast (CWF)

Issued by Jacksonville, FL (JAX)

                            
000
FZUS52 KJAX 211303
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
903 AM EDT Sat Sep 21 2019

Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach FL
out to 60 nm.

Seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 1/10 of the waves.

AMZ400-212115-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
903 AM EDT Sat Sep 21 2019

.SYNOPSIS...
Strong high pressure to the north of the coastal waters will
maintain a strong easterly flow across the waters today with a 
gradually relaxing flow on Sunday. The high will drop south over
the waters early next week with light winds. A long period easterly
swell will continue to move into the area from several tropical 
systems over the western Atlantic. 

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Sep 21, 2019 at 1200 UTC...

 57 nautical miles east of Flagler Beach.
 63 nautical miles east of Saint Augustine Beach.
 73 nautical miles east of Jacksonville Beach.
 97 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ450-452-454-212115-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
903 AM EDT Sat Sep 21 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 13 seconds. Inland waters a
moderate chop. A slight chance of showers. 
.TONIGHT...East winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 13 seconds. Inland waters a
moderate chop. 
.SUNDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 12 seconds. Inland waters a
moderate chop. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. Dominant period 7 seconds. Inland waters a
light chop. 
.MONDAY...East northeast winds 5 to 10 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. Dominant period 9 seconds. Inland
waters a light chop. 
.MONDAY NIGHT...East southeast winds 5 to 10 knots becoming south
southwest after midnight. Seas 3 to 5 feet with occasional seas
up to 6 feet. 
.TUESDAY...West winds 5 to 10 knots becoming south southeast in
the afternoon. Seas 2 to 4 feet. 
.TUESDAY NIGHT...South southwest winds 10 to 15 knots. Seas 2 to
4 feet. 
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. 

$$

AMZ470-472-474-212115-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
903 AM EDT Sat Sep 21 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...East winds 15 to 20 knots. Seas 7 to 10 feet
with occasional seas up to 13 feet. Dominant period 13 seconds. A slight
chance of showers. 
.TONIGHT...East winds 15 to 20 knots. Seas 6 to 9 feet with
occasional seas up to 11 feet. Dominant period 13 seconds. 
.SUNDAY...East winds 10 to 15 knots. Seas 6 to 8 feet with
occasional seas up to 10 feet. Dominant period 12 seconds. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. Dominant period 12 seconds. 
.MONDAY...East northeast winds 5 to 10 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Dominant period 11 seconds. 
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. 
.TUESDAY...West northwest winds 5 to 10 knots becoming south in
the afternoon. Seas 3 to 5 feet with occasional seas up to
6 feet. 
.TUESDAY NIGHT...South southwest winds 10 to 15 knots. Seas 3 to
4 feet. 
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. 

$$